Identification of "special dishes" that are green foods should be judged by the "four-in-one" outer packaging. "Four-in-one" means that the graphic trademark, word trademark, green food mark license number and green food anti-counterfeiting mark are used simultaneously on a packaged product. The background color of the logo of Grade AA green food is white, and the logo and standard font are green; the background color of the logo of Grade A green food is green, and the logo and standard font are white. The following aspects must be marked on the green food "special dish" label: the name of the "special dish", net content, name and address of the producer and seller, production date mark (production date, shelf life), quality (quality grade) , product standard number.

The meaning of the green food mark license number (take LB-XX-XX XX XX XXXX A as an example): LB mark code; XX product classification; XX approval year; XX approval month; XX province country ; XXXX product serial number; A product classification.